三元运算符， @屏蔽错误运算符

Posted 2021-01-15 big2cat

1. $a = 1;
2. if($a == 1) {
3. $b = $a;
4. } else {
5. $b = 2;
6. }
8. $b = $a==1 ? $a : 2;

1. @$num = 100/0;